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-rw-r--r--include/linux/compiler_attributes.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/compiler_attributes.h b/include/linux/compiler_attributes.h
index 476c4c560d17..625e95e684c7 100644
--- a/include/linux/compiler_attributes.h
+++ b/include/linux/compiler_attributes.h
@@ -323,6 +323,18 @@
#define __pure __attribute__((__pure__))
/*
+ * Optional: not supported by gcc
+ * Optional: only supported since clang >= 20.0
+ *
+ * clang: https://clang.llvm.org/docs/AttributeReference.html#require-explicit-initialization
+ */
+#if __has_attribute(__require_explicit_initialization__)
+# define __require_explicit_initialization __attribute__((__require_explicit_initialization__))
+#else
+# define __require_explicit_initialization
+#endif
+
+/*
* gcc: https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html#index-section-function-attribute
* gcc: https://gcc.gnu.org/onlinedocs/gcc/Common-Variable-Attributes.html#index-section-variable-attribute
* clang: https://clang.llvm.org/docs/AttributeReference.html#section-declspec-allocate